A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6240-01-376-2056
NSN 5910-00-130-5460
NSN 5990-01-213-6319
NSN 6320-00-500-4172
NSN 6220-01-234-9151
NSN 5975-01-525-0720
NSN 2925-01-027-1293
NSN 6610-01-033-1748
NSN 5965-01-230-5521
NSN 6685-01-168-7712
NSN 7035-00-064-7008
NSN 6610-01-204-7281